Hypertherm Powermax 125 Service Manual

Powermax125 Service Manual 808070 215
9 – Power Supply Component Replacement
Figure 76 – Heatsink components
1
2
3
4
5
6
7
8
9
1 Snubber resistor 7.5 Ω 200 W (Kit 428137)
2 Output diode bridge (2) (Kit 428139)
3 Pilot arc IGBT (Kit 428138)
4 Pilot arc IGBT gate drive cable
5 Snubber resistor 15 Ω 200 W (Kit 228898)
6 Inverter IGBT module (Kit 428140)
7 Input diode bridge (Kit128746)
8 Thermal sensor (Kit 228805)
9 Inverter IGBT module gate drive cables
1
2
2
2
2
1
1 Torque to 17.3 kg-cm (15 inch-pounds). 2 Torque to 40 kg-cm (35 inch-pounds).

Hypertherm Powermax 125 Specifications

General

Output Current	30-125 A
Input Power	15.2 kW
Open Circuit Voltage	300 VDC
Gas Supply	Clean, dry, oil-free air or nitrogen
Input Power Cable Length	10 ft (3 m)
Rated Output Current	125 A
Gas Type	Air or nitrogen
Cutting Capacity	1-1/4 inch (32 mm)
Pierce Capacity	1 inch (25 mm)
Input Voltage	200-600 V, 3-PH
Duty Cycle	100% @ 125 A
Certifications	CSA
Maximum Clean Cut Thickness	1-1/4 inch (32 mm)
Cooling Method	Fan-cooled
Torch Options	Hand